/Engine/Source/Runtime/Engine/Public/ExternalPackageHelper.h
Set the object packaging mode.
static void SetPackagingMode ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * InObject, [UObject](API\Runtime\CoreUObject\UObject\UObject) * InObjectOuter, bool bInIsPackageExternal, bool bInShouldDirty, EPackageFlags InExternalPackageFlags )